Physical, or mechanical, weathering happens when rock is broken through the force of another substance on the rock such as ice, running water, wind, rapid heating/cooling, or plant growth. Chemical weathering occurs when reactions between rock and another substance dissolve the rock, causing parts of it to fall away.
Answer with Explanation:
<u>Napakahalaga sa mga magulang ang kaligtasan ng kanilang anak.</u> Ang pag-aalaga ng anak simula sanggol hanggang pagtanda ay nagpapakita ng<em> tunay na pagmamahal ng isang magulang sa kaniyang anak.</em> Walang iniisp ang magulang sa buong buhay niya kundi ang "kaligtasan" lamang ng kaniyang anak at ito'y tungkulin na napakahalaga. Dahil dito, binibigyan niya ito ng makakain araw-araw, mga bitamina, pinapaliguan, pinapag-aral nang mabuti at binibigyan ng magandang payo sa pagplaplano ng kaniyang kinabukasan. Ginagabayan ng magulang ang kaniyang anak hanggang sa oras na kaya na ng anak tumayo sa sarili niyang mga paa at magkaroon ng sarili niyang pamilya.
<span>The Straits of Mackinac</span>
<span>True, The First Awakening (or The Great
Awakening) was a Christian revitalization movement that swept Protestant
Europe and British America, and especially the American colonies in the
1730s and 1740s.</span>
World War 1 affected Eastern European countries mainly in the sense that it consolidated and reshaped the power structure in western Europe, meaning that blocks in Eastern Europe had to find new ways of interacting and trading with the west.